Create a secondary sticky menu in Beans Framework and add this below header

beans-secondary-menu.php

<?php
// Do not include the opening php tag if it is already included in your file.

/* This code snippet adds a secondary sticky navigation in a subheader in #BeansTheme Framework.
* You can paste this in your functions.php file or add it in a a child-theme customization plugin. 
* Some refs :
* http://www.getbeans.io/
* http://getuikit.com/docs/subnav.html
* http://getuikit.com/docs/sticky.html
* http://www.getbeans.io/code-reference/functions/beans_primary_menu/
* https://github.com/ThemeButler/child-theme-modifications-for-beans
*/

// Enqueue UIkit components.
add_action( 'beans_uikit_enqueue_scripts', 'mytheme_enqueue_uikit_components' );

function mytheme_enqueue_uikit_components() {
	
	// Add sticky component.
	beans_uikit_enqueue_components( array( 'sticky' ), 'add-ons' );

}

add_action( 'init', 'mytheme_register_sub_navigation' );

// Register sub navigation.
function mytheme_register_sub_navigation() {

	register_nav_menus( array(
		'secondary' => __( 'Secondary Menu', 'mytheme' ),
	) );

}

// Add add subnavigation after the header closing markup.
add_action( 'beans_header_after_markup', 'mytheme_secondary_menu' );

function mytheme_secondary_menu() {

	?>
	<div data-uk-sticky class="tm-subnavigation">
		<div class="uk-container uk-container-center">
			<nav class="tm-secondary-menu uk-float-right uk-block" role="role" itemscope="itemscope" itemtype="http://schema.org/SiteNavigationElement">
				<?php wp_nav_menu( array(
					'theme_location' => has_nav_menu( 'secondary' ) ? 'secondary' : '',
					'fallback_cb' => 'beans_no_menu_notice',
					'container' => '',
					'menu_class' => 'uk-subnav uk-subnav-line uk-margin-bottom-remove',
					'beans_type' => 'subnav'
				) ); ?>
			</nav>
		</div>
	</div>
	<?php

}